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What is the Least Common Multiple of 78876 and 78895?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 78876 and 78895 is 6222922020.

LCM(78876,78895) = 6222922020

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Least Common Multiple of 78876 and 78895 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78876 and 78895, than apply into the LCM equation.

GCF(78876,78895) = 1
LCM(78876,78895) = ( 78876 × 78895) / 1
LCM(78876,78895) = 6222922020 / 1
LCM(78876,78895) = 6222922020

Least Common Multiple (LCM) of 78876 and 78895 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78876 and 78895. First we will calculate the prime factors of 78876 and 78895.

Prime Factorization of 78876

Prime factors of 78876 are 2, 3, 7, 313. Prime factorization of 78876 in exponential form is:

78876 = 22 × 32 × 71 × 3131

Prime Factorization of 78895

Prime factors of 78895 are 5, 31, 509. Prime factorization of 78895 in exponential form is:

78895 = 51 × 311 × 5091

Now multiplying the highest exponent prime factors to calculate the LCM of 78876 and 78895.

LCM(78876,78895) = 22 × 32 × 71 × 3131 × 51 × 311 × 5091
LCM(78876,78895) = 6222922020